using System.Collections.Immutable;
using Microsoft.CodeAnalysis.CSharp.Symbols;
using Microsoft.CodeAnalysis.PooledObjects;
using Roslyn.Utilities;

namespace Microsoft.CodeAnalysis.CSharp;

internal static class SymbolInfoFactory
{
	internal static SymbolInfo Create(ImmutableArray<Symbol> symbols, LookupResultKind resultKind, bool isDynamic)
	{
		//IL_0006: Unknown result type (might be due to invalid IL or missing references)
		//IL_000d: Unknown result type (might be due to invalid IL or missing references)
		return Create(OneOrMany.Create<Symbol>(ImmutableArrayExtensions.NullToEmpty<Symbol>(symbols)), resultKind, isDynamic);
	}

	internal static SymbolInfo Create(OneOrMany<Symbol> symbols, LookupResultKind resultKind, bool isDynamic)
	{
		//IL_0058: Unknown result type (might be due to invalid IL or missing references)
		//IL_0022: Unknown result type (might be due to invalid IL or missing references)
		//IL_002a: Unknown result type (might be due to invalid IL or missing references)
		//IL_001c: Unknown result type (might be due to invalid IL or missing references)
		//IL_006c: Unknown result type (might be due to invalid IL or missing references)
		//IL_0052: Unknown result type (might be due to invalid IL or missing references)
		//IL_004c: Unknown result type (might be due to invalid IL or missing references)
		//IL_0071: Unknown result type (might be due to invalid IL or missing references)
		if (isDynamic)
		{
			if (symbols.Count == 1)
			{
				return new SymbolInfo(symbols[0].GetPublicSymbol(), (CandidateReason)14);
			}
			return new SymbolInfo(getPublicSymbols(symbols), (CandidateReason)14);
		}
		if (resultKind == LookupResultKind.Viable)
		{
			if (symbols.Count > 0)
			{
				return new SymbolInfo(symbols[0].GetPublicSymbol());
			}
			return SymbolInfo.None;
		}
		return new SymbolInfo(getPublicSymbols(symbols), (CandidateReason)((symbols.Count > 0) ? ((int)resultKind.ToCandidateReason()) : 0));
		static ImmutableArray<ISymbol> getPublicSymbols(OneOrMany<Symbol> val)
		{
			//IL_000f: Unknown result type (might be due to invalid IL or missing references)
			//IL_0014: Unknown result type (might be due to invalid IL or missing references)
			ArrayBuilder<ISymbol> instance = ArrayBuilder<ISymbol>.GetInstance(val.Count);
			Enumerator<Symbol> enumerator = val.GetEnumerator();
			while (enumerator.MoveNext())
			{
				Symbol current = enumerator.Current;
				instance.Add(current.GetPublicSymbol());
			}
			return instance.ToImmutableAndFree();
		}
	}
}